1 153 277 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2593202389581425549489	22	71.1	2008-06-14 15:25:01
1137950713939674191429366959	28	89.9	2018-06-15 13:10:17

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Slowinski	1D95	0
Verified (Factored)		The Grebelius Family	31012F79E37B3D95	0
Verified (Factored)	2002-11-02	S57483	31012F79E37B3D95	1035489

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-29	Oliver Kruse	C4FD64B5953235CB	1	0	1	3
Verified (Factored)	2017-10-17	Oliver Kruse	C4FD64B5953235CB	1	594254	1	3
Verified (Factored)	2018-01-03	ATH	C4FD64B5953235CB	1	765178	1	3
Verified	2018-06-18	_p95holder_	75AFE5F3AF84222A	2	153091	5	3
Verified	2018-06-18	Martin Russell	75AFE5F3AF84222A	2	270191	5	3

History

Date	User	Type	Result
2018-06-18	Martin Russell	C-PRP	M1153277/2593202389581425549489/1137950713939674191429366959 : 75AFE5F3AF84222A PRP: Verified PRP without proof (not generated)
2018-06-18	_p95holder_	C-PRP	M1153277/2593202389581425549489/1137950713939674191429366959 : 75AFE5F3AF84222A PRP: Verified PRP without proof (not generated)
2018-06-15	TJAOI	F-ECM	Factor: 1137950713939674191429366959 / (ECM curve 108, B1=50000, B2=5000000)
2018-01-03	ATH	C-PRP	M1153277/2593202389581425549489 : C4FD64B5953235CB PRP: Verified PRP without proof (not generated)
2017-10-17	Oliver Kruse	C-PRP	M1153277/2593202389581425549489 : C4FD64B5953235CB PRP: Verified PRP without proof (not generated)
2017-09-29	Oliver Kruse	C-PRP	M1153277/2593202389581425549489 : C4FD64B5953235CB PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=300000, B2=10000000, E=12
2008-06-14	Sturle Sunde	F-ECM	Factor: 2593202389581425549489